This dental micromotor from Marathon is a high-speed electric handpiece with a maximum speed of 35,000 rpm and a continuous variable speed control. It is compatible with HP 2.35mm burs and has a twist type chuck release. The handpiece angle is straight, and it has a 4 hole (Midwest) hose compatibility. This micromotor can be used for various dental procedures such as polishing, cutting, milling, trimming, grinding, and casting. It has a protective plastic cover and a forward and reverse switch. The N3 unit and 35K RPM handpiece come with a DC30V voltage and a 3/32'' collet size. It is a portable and compact size micromotor with an optional on/off foot pedal.